Switching system common control



J 1967 l. v. COLEMAN ETAL I 3,299,438

SWITCHING SYSTEM COMMON CONTROL w Filed 001;. '24, 1963 5e Sheets-Sheet 1 TROUBLE RECORDER INVENTORS Ivan V. Coleman BY Lester L. Smith Jan. 17, 1967 l, v. COLEMAN ETAL 3,299,433

SWITCHING SYSTEM COMMON CONTROL Filed 001,- 24, 1963 56 Sheets-Sheet 2 Jan. '17, 1967 OLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1 3 56 Sheets-Sheet l w-bd-o-{v FIG.3

Jan. 17, 1967 ;QLEMAN ETAL 3,299,438

7 SWITCHING SYSTEM COMMON CONTROL Filed 06t- 24 1963 (56 ShGGtS-SIIEGt DTS FROM

TONE SOURCE Jan. 17, 1967 l. v. COLEMAN ETAL v 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 36 Sheets-Sheet 5 1967 I. v. COYLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 36 Sheets-sheaf e I I l I I I I I I FIG.6

Jan. 17, 1967 l. v. COLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct.

56 Sheets-Sheet 'F FIG] 17, 1967 .1. v. COLEMAN ETAL 3,299,433

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1965 56 Sheets-Sheet S FIG.8

Jan. 17, 1967 l. v. COLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Fild Oct. 24, 1965 (56 Sheets-Sheet l 3 Jan. 17, 1967 l. v. COLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 36 Sheets-Sheet l2 FIG.I2

|.v. COLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Jan. 17 1967 56 Sheets-Sheet 15 Filed Oct. 24, 1963 1967 I. v. COLEMAN ETAL 3,299,433

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 56 Sheets-Sheet 1.:

Jan. 17, 1967 v. COLEMAN ETAL 3,299,433

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 I 36 Sheets-Sheet l6 ADDRESS 8 ROUTING STORAGE CODEL I I5 FIG. l6

Jan .v17, 1967 v. COLEMAN ETAL. 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed 001;. 24, 1965 [56 Sheets-Sheet 17 FIG.I7

Jan. 17, 1967 v. COLEMAN ETAL 3,299,438

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 56 Sheets-$heet 1S Jan. 17, 1967 SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 l. V. COL

EMAN ETAL 56 Sheets-Sheet 19 1967 l v COLEMAN ETAL 3,

SWITCHING SYSTEM COMMON CONTROL Filed Oct. 24, 1963 6 Sheets-Sheet 20 

1. A COMMUNICATION SWITCHING SYSTEM COMPRISING A PLURALITY OF SWITCHING GROUPS, EACH GROUP INCLUDING A PLURALITY OF CROSPOINT SWITCHING DEVICES ARRANGED IN COORDINATE MATRICES; MARKER APPARATUS FOR CONTROLLING THE ESTABLISHMENT OF CONNECTIONS THROUGH SAID CROSSPOINT MATRICES; REGISTER-SENDER APPARATUS COMPRISING A REGISTER MEANS AND A SENDER MEANS; TRANSLATING MEANS COMMON TO SAID PLURALITY OF SWITCHING GROUPS, AND MEANS FOR TRANSFERRING INFORMATION 